JP3012535B2 - Design method of specific low power wireless system - Google Patents
Design method of specific low power wireless systemInfo
- Publication number
- JP3012535B2 JP3012535B2 JP8305292A JP30529296A JP3012535B2 JP 3012535 B2 JP3012535 B2 JP 3012535B2 JP 8305292 A JP8305292 A JP 8305292A JP 30529296 A JP30529296 A JP 30529296A JP 3012535 B2 JP3012535 B2 JP 3012535B2
- Authority
- JP
- Japan
- Prior art keywords
- base station
- wireless system
- computer
- power wireless
- low power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Noise Elimination (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、電波法下における
特定小電力無線システムの設計方法に関し、特に構内に
設置しようとする基地局装置および子局の設置位置を電
界強度やフェージングなどを考慮して設計立案するのに
利用する特定小電力無線システムの設計方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for designing a specific low-power radio system under the Radio Law, and more particularly, to a base station device to be installed in a premises and an installation position of a slave station in consideration of electric field strength and fading. The present invention relates to a method for designing a specific low-power wireless system used for making a design.
【０００２】[0002]
【従来の技術】従来の構内における特定小電力無線シス
テムの設計方法は、その構内で用いられる構内ページン
グシステムを例にして説明すると、次の通りである。こ
の構内ページングシステムでは、特に、電波を発射する
ページング送信機とその電波を受信するページング受信
機との間で電波の送受信が行われるが、特定小電力無線
システムの設置計画立案では、先ず、ページングサービ
スを予定するエリアの図面を入手し、その図面上の電波
伝播想定値を考慮しながらそのサービスエリアを網羅す
るように机上設計図面をトレースする。2. Description of the Related Art A conventional method for designing a specific low-power radio system in a campus will be described below, taking a campus paging system used in the campus as an example. In this indoor paging system, in particular, radio waves are transmitted and received between a paging transmitter that emits radio waves and a paging receiver that receives the radio waves. Obtain a drawing of an area where a service is scheduled, and trace a desk design drawing so as to cover the service area while taking into account the assumed value of radio wave propagation on the drawing.
【０００３】次に、そのトレースした机上設計図面を用
いて、実際に現地にてトレースした予定の設置場所へペ
ージング送信機を設置し、ここから電波を連続送信さ
せ、電界強度測定器を使用し、ページング送信機から発
射される電波を受信し、サービスエリアをくまなく測定
し、測定した電界強度値のレベルがページング受信機が
正常に受信できる基準値以上であることを確認する作業
を実施する。[0006] Next, using the traced desk design drawing, a paging transmitter is set up at the place where the trace is actually planned on site, and radio waves are continuously transmitted from there. , Receive the radio waves emitted from the paging transmitter, measure the entire service area, and perform the work of confirming that the level of the measured electric field strength value is equal to or higher than the reference value that the paging receiver can normally receive. .
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、かかる
従来の特定小電力無線システムの設計方法にあっては、
この方法の実施により得られる測定結果や立案結果が、
机上設計並びに現地調査を行う者の経験，知識，サービ
ス環境の調査にどれだけ時間を費やしたかなどによって
常に一定でなく誤差を伴うという課題があった。However, in such a conventional method for designing a specific low-power radio system,
The measurement and planning results obtained by implementing this method
Depending on the experience, knowledge, and how much time was spent investigating the service environment in the desk design and on-site surveys, there was a problem that it was not always constant and had errors.
【０００５】また、サービスエリア内の各地点を電界強
度で測定するという電界強度測定器では、測定をするそ
のピンポイントの時間でしか測定値を取ることができ
ず、例えば、フェージングの影響がある場合に、このフ
ェージングが何時にどのくらいの大きさで発生するのか
が読み取れないという課題があった。そして、この測定
作業は人がそのサービスエリアをくまなく歩いて行わな
ければならず、測定効率が悪いばかりか、作業者の疲労
が大きいという課題があった。[0005] Further, in an electric field intensity measuring device that measures each point in the service area by electric field intensity, it is possible to take a measured value only at the pinpoint time of the measurement, for example, there is an effect of fading. In such a case, there is a problem that it is impossible to read when and how large the fading occurs. In addition, this measurement operation has to be performed by a person walking all over the service area, and there is a problem that not only the measurement efficiency is low but also the operator is tired.
【０００６】この発明は前記のような課題を解決するも
のであり、机上設計や現地調査を実施する者の経験や勘
に頼ることなく、正確で必要十分な電界強度測定やフェ
ージングの影響の測定を行うことができ、かつこれらの
測定値にもとづき基地局装置と子局の設置計画を能率的
かつローコストに実現できる特定小電力無線システムの
設計方法を得ることを目的とする。SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems, and measures the required and sufficient electric field strength and the effect of fading without relying on the experience and intuition of a person who conducts a desk design or a field survey. It is an object of the present invention to provide a method for designing a specific low-power wireless system that can perform the installation plan of the base station apparatus and the slave station efficiently and at low cost based on these measured values.
【０００７】[0007]
【課題を解決するための手段】前記目的達成のため、請
求項１の発明にかかる特定小電力無線システムの設計方
法は、机上設計により仮定した設置地点に、コンピュー
タを有する基地局装置およびこの基地局装置を中心とす
る複数の子局を仮設し、前記基地局装置および子局間で
テスト信号の送受信を実行し、前記送受信中の少なくと
もフェージングが発生する時間を含む設定データ採集期
間経過後に、前記各子局ごとの電界強度安定性能および
テストデータの誤り率を測定するようにしたものであ
る。In order to achieve the above object, a method for designing a specific low power wireless system according to the present invention comprises a base station apparatus having a computer at an installation point assumed by a desk-top design, and a base station having the computer. and temporary multiple child stations around the station unit, perform the transmission and reception of test signals between the base station apparatus and a slave station, the less in the transceiver
Also, after the set data collection period including the time when fading occurs , the field strength stability performance and the error rate of test data are measured for each slave station.
【０００８】また、請求項２の発明にかかる特定小電力
無線システムの設計方法は、前記コンピュータに、前記
各子局ごとの電界強度安定性能およびテストデータの誤
り率の測定結果と、予め設定された規格別基準値とを比
較させ、前記特定小電力無線システムの設置計画が正し
いか否かを判定させるようにしたものである。According to a second aspect of the present invention, there is provided a method for designing a specific low power radio system, wherein the computer sets in advance the measurement results of the electric field strength stability performance and the test data error rate for each of the slave stations. The specified low-power wireless system installation plan was corrected.
Whether There is obtained so as to determine.
【０００９】また、請求項３の発明にかかる特定小電力
無線システムの設計方法は、前記設定データ採集期間が
前記送受信中の少なくともフェージングが発生する時間
を含むように設定したものである。In a third aspect of the present invention, in the method for designing a specific low power wireless system, the setting data collection period is set to include at least a time during which fading occurs during the transmission and reception.
【００１０】[0010]
【発明の実施の形態】以下、この発明の実施の一形態を
図について説明する。図１はこの発明にかかる特定小電
力無線システムの設計方法を実施する装置のブロック図
であり、同図において、１は特定小電力無線システムを
設定しようとする構内であり、この構内１の、机上設計
にて仮定した設置場所に、テスト用の基地局装置２と、
この基地局２を中心とするテスト用の複数の子局３―１
〜３―ｎとが仮設されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram of an apparatus for implementing a method for designing a specific low-power wireless system according to the present invention. In FIG. 1, reference numeral 1 denotes a premises where a specific low-power wireless system is to be set; At the installation location assumed in the desk design, a test base station device 2 and
A plurality of slave stations 3-1 for testing centered on this base station 2
To 3-n are provisionally provided.
【００１１】前記基地局装置２は各種のデータの演算処
理を実行するコンピュータ４を備えており、このコンピ
ュータ４には無線制御機能，テストデータ送受信機能，
累積データにおける電界強度安定性能演算機能およびテ
ストデータ誤り率演算機能を主として持つソフトウエア
５を搭載している。The base station apparatus 2 has a computer 4 for executing various data arithmetic processing. The computer 4 has a radio control function, a test data transmission / reception function,
The software 5 mainly has a function of calculating an electric field strength stability performance and a function of calculating a test data error rate in the accumulated data.
【００１２】次に動作を説明する。まず、机上設計にて
各設置場所に仮設した基地局装置２，子局３―１〜３―
ｎおよびコンピュータ４に電源を投入して、これらの立
ち上げを行う。次に、コンピュータ４に搭載されている
ソフトウエア５を立ち上げ、図２に示すように、周波
数，ポーリング台数，データ採集期間などを設定してデ
ータの送受信を実行開始する。この実行開始後は、デー
タ採取期間が終了するまではコンピュータ４は自動的に
送受信によるテストデータを取得し続け、そのテストデ
ータの蓄積を行う。なお、このデータ蓄積処理中は可変
時間ポーリングを実施する。また、前記データ採集期間
は少なくともフェージングが発生する時間を含む長さと
する。Next, the operation will be described. First, the base station device 2 and the slave stations 3-1 to 3-
n and the computer 4 are turned on to start them. Next, the software 5 installed in the computer 4 is started, and as shown in FIG. 2, the frequency, the number of polling units, the data collection period, and the like are set, and the transmission and reception of data is started. After the start of the execution, the computer 4 automatically continues to acquire test data by transmission and reception until the data collection period ends, and accumulates the test data. Note that the variable time polling is performed during the data accumulation processing. Further, the data collection period has a length including at least the time when fading occurs.
【００１３】こうして、データ採取期間が設定期間を経
過した後は、コンピュータ４は前記ソフトウエア５によ
り各装置ごとの累積データにもとづき各子局３―１〜３
―ｎごとの電界強度安定性能やテストデータの誤り率を
演算により求めてこれらを表示可能にする。After the data collection period has passed the set period, the computer 4 is controlled by the software 5 on the basis of the accumulated data of each device and the slave stations 3-1 to 3-3.
-Calculation of the electric field strength stabilization performance and the error rate of test data for each n, and display these.
【００１４】また、これらの演算結果にもとづいて、前
記設置計画が正しいのかあるいは改善を要するのかをコ
ンピュータ４によって規格別基準値と対比させることに
よって、自動的に判断させうる。このようにして、この
発明では、複数日数の間、前記のようなテスト用の基地
局装置２と子局３―１〜３―ｎを仮設状態で設置してお
くことで、簡単なシステムで容易，迅速に無人による設
置計画の検証を行えることとなる。Further, based on the results of these calculations, the computer 4 can automatically determine whether the installation plan is correct or needs improvement by comparing the standard with standard-specific reference values. In this way, according to the present invention, by installing the test base station apparatus 2 and the slave stations 3-1 to 3-n in a temporary state for a plurality of days, a simple system can be realized. The installation plan can be easily and quickly verified by an unattended person.
【００１５】[0015]
【発明の効果】以上のように、この発明によれば、机上
設計により仮定した設置地点に、コンピュータを有する
基地局装置およびこの基地局装置を中心とする複数の子
局を仮設し、前記コンピュータに搭載されたソフトウエ
ア機能に従って、前記基地局装置および子局間でテスト
信号の送受信を実行し、設定データ採集期間経過後に、
前記各子局ごとの電界強度安定性能およびテストデータ
の誤り率を測定するようにしたので、机上設計や現地調
査を実施する者の経験や勘に頼ることなく、正確で必要
十分な電界強度測定やフェージングの影響の測定を行う
ことができ、従ってこれらの各測定値にもとづく基地局
装置と子局の設置計画を能率的かつローコストに実現で
きるという効果が得られる。As described above, according to the present invention, a base station apparatus having a computer and a plurality of slave stations centered on the base station apparatus are temporarily installed at the installation point assumed by the desk design. According to the software function mounted on the, performs transmission and reception of test signals between the base station device and the slave station, after the elapse of the setting data collection period,
Since the field strength stability performance and the error rate of test data for each slave station are measured, accurate and necessary and sufficient field strength measurement can be performed without relying on the experience and intuition of a person who conducts a desk design or a field survey. And the effect of fading can be measured. Therefore, the effect of efficiently and inexpensively implementing the installation plan of the base station device and the slave station based on these measured values is obtained.
【００１６】また、この発明によれば、前記コンピュー
タに、前記各子局ごとの電界強度安定性能およびテスト
データの誤り率の測定結果と、予め設定された規格別基
準値とを比較させ、前記特定小電力無線システムの設置
計画が正しか否かを判定させるようにしたので、テスト
用の基地局装置と子局とを用いてフェージングの影響を
受ない最適位置を確実に検証できるという効果が得られ
る。Further, according to the present invention, the computer causes the computer to compare the measurement results of the electric field strength stability performance and the error rate of the test data for each of the slave stations with a preset standard-specific reference value. Since the installation plan of the specified low-power wireless system is determined to be correct, it is possible to reliably verify the optimal position that is not affected by fading using the test base station device and the slave station. can get.
【００１７】また、この発明によれば、前記設定データ
採集期間が前記送受信中の少なくともフェージングが発
生する時間を含むように設定したので、時間に応じて変
化するフェージングの影響を正確かつ自動的に捉えて、
フェージングの影響の少ない最適位置に正規の基地局装
置および子局を設置できるという効果が得られる。Also, according to the present invention, the setting data collection period is set to include at least the time when fading occurs during the transmission and reception, so that the effect of fading that changes with time can be accurately and automatically determined. Catch it,
The effect is obtained that the legitimate base station device and the slave station can be installed at the optimum position where the influence of fading is small.
【図１】この発明の実施の一形態による特定小電力無線
システムの設計方法を示すブロック図である。FIG. 1 is a block diagram showing a method for designing a specific low-power wireless system according to an embodiment of the present invention.
【図２】この発明におけるコンピュータで実施されるデ
ータ収集シーケンスを示す説明図である。FIG. 2 is an explanatory diagram showing a data collection sequence executed by a computer according to the present invention.
２ 基地局装置 ３―１〜３―ｎ 子局 ４ コンピュータ ５ ソフトウエア 2 Base station device 3-1 to 3-n Slave station 4 Computer 5 Software
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平７−288498（ＪＰ，Ａ) 特開 平７−327270（ＪＰ，Ａ) 特開 平８−237186（ＪＰ，Ａ) 特開 平８−322079（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) H04B 7/26 H04B 17/00 - 17/04 H04Q 7/00 - 7/38 ────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-7-288498 (JP, A) JP-A-7-327270 (JP, A) JP-A 8-237186 (JP, A) JP-A 8- 322079 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) H04B 7/26 H04B 17/00-17/04 H04Q 7 /00-7/38
Claims (2)
ンピュータを有する基地局装置およびこの基地局装置を
中心とする複数の子局を仮設し、前記基地局装置および
子局間でテスト信号の送受信を実行し、前記送受信中の
少なくともフェージングが発生する時間を含む設定デー
タ採集期間経過後に、前記各子局ごとの電界強度安定性
能およびテストデータの誤り率を測定することを特徴と
する特定小電力無線システムの設計方法。1. A base station apparatus having a computer and a plurality of slave stations centered on the base station apparatus are temporarily provided at an installation point assumed by a desk design, and a test signal is transmitted and received between the base station apparatus and the slave station. And during the transmission / reception
A method for designing a specific low power wireless system, comprising: measuring a field strength stabilization performance and an error rate of test data for each slave station at least after a set data collection period including a time when fading occurs .
電界強度安定性能およびテストデータの誤り率の測定結
果を、予め設定された規格別基準値と比較し、前記特定
小電力無線システムの設置計画が正しいか否かを判定す
ることを特徴とする請求項１に記載の特定小電力無線シ
ステムの設計方法。2. The computer according to claim 1, wherein the computer compares the measured results of the electric field strength stability performance and the error rate of test data for each of the slave stations with reference values set in advance for each standard, and installs the specified low-power wireless system. a method of designing a specified low power radio system according to claim 1, characterized in that plan to determine whether correct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8305292A JP3012535B2 (en) | 1996-11-15 | 1996-11-15 | Design method of specific low power wireless system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8305292A JP3012535B2 (en) | 1996-11-15 | 1996-11-15 | Design method of specific low power wireless system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10150392A JPH10150392A (en) | 1998-06-02 |
| JP3012535B2 true JP3012535B2 (en) | 2000-02-21 |
Family
ID=17943351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8305292A Expired - Fee Related JP3012535B2 (en) | 1996-11-15 | 1996-11-15 | Design method of specific low power wireless system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3012535B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8023937B2 (en) | 2005-03-04 | 2011-09-20 | Qualcomm Incorporated | Apparatus and methods for determining voice and/or data processing performance of a wireless device |
-
1996
- 1996-11-15 JP JP8305292A patent/JP3012535B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10150392A (en) | 1998-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8270994B2 (en) | Applications of signal quality observations | |
| US6853840B2 (en) | System and method for enabling and disabling devices based on RSSI analysis | |
| CA2281345A1 (en) | Automated in situ testing of railroad telemetry radios | |
| JP2010502997A (en) | Radiation performance of radio equipment | |
| JP2008518567A (en) | System, method and apparatus for determining radiation performance of a wireless device | |
| JPH08107400A (en) | Wireless communication system | |
| CN111432425B (en) | Test system and test method for network mode optimization of 3G/4G router | |
| CN101951634A (en) | Method and system for automatic power control calibration of TD-LTE terminal | |
| JP2011515054A (en) | Test method and system for wireless signal propagation model for cellular network | |
| JP3012535B2 (en) | Design method of specific low power wireless system | |
| US7885606B2 (en) | Assisted measurement survey of a wireless communication network | |
| KR101261416B1 (en) | Location base system using signal intensity of wireless lan | |
| EP4109931A1 (en) | Improving battery life during bluetooth device localization | |
| EP1527650B1 (en) | Applications of signal quality observations | |
| JP4915050B2 (en) | Electromagnetic field measuring apparatus and electromagnetic field measuring method | |
| EP2547013B1 (en) | Radio wave propagation simulator | |
| CN111182585B (en) | WLAN-based indoor positioning method and system | |
| CN112763977B (en) | Underground positioning system and positioning method | |
| CN117318847B (en) | Frequency shifting device testing method, system, device and medium | |
| CN114280521B (en) | Calibration method and device of electromagnetic field probe, electronic equipment and storage medium | |
| JPH10307159A (en) | Method and device for evaluating radiation | |
| US8611236B2 (en) | Communication checker, communication-state detection system and method for checking communication state | |
| KR100835271B1 (en) | Apparatus and method for evaluating human exposure of base station electromagnetic wave | |
| CN101471737A (en) | Method and device for regulating calibration transmission power | |
| JP2002290345A (en) | Method for deciding position of base station in wireless lan and wireless component used for execution of the method, and program |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19991116 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20071210 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081210 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091210 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091210 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101210 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101210 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111210 Year of fee payment: 12 |
|
| S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111210 Year of fee payment: 12 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111210 Year of fee payment: 12 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121210 Year of fee payment: 13 |
|
| LAPS | Cancellation because of no payment of annual fees |