CA2151516C - Methode de surveillance continue de la situation d'une liaison radiofrequence - Google Patents
Methode de surveillance continue de la situation d'une liaison radiofrequence Download PDFInfo
- Publication number
- CA2151516C CA2151516C CA002151516A CA2151516A CA2151516C CA 2151516 C CA2151516 C CA 2151516C CA 002151516 A CA002151516 A CA 002151516A CA 2151516 A CA2151516 A CA 2151516A CA 2151516 C CA2151516 C CA 2151516C
- Authority
- CA
- Canada
- Prior art keywords
- base unit
- handset
- link
- link check
- unit
- 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
Landscapes
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70732491A | 1991-05-29 | 1991-05-29 | |
US07/707324 | 1991-05-29 | ||
CA002059734A CA2059734C (fr) | 1991-05-29 | 1992-01-21 | Apareil telephonique sans fil |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002059734A Division CA2059734C (fr) | 1991-05-29 | 1992-01-21 | Apareil telephonique sans fil |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2151516A1 CA2151516A1 (fr) | 1992-11-30 |
CA2151516C true CA2151516C (fr) | 2002-12-24 |
Family
ID=25674931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002151516A Expired - Fee Related CA2151516C (fr) | 1991-05-29 | 1992-01-21 | Methode de surveillance continue de la situation d'une liaison radiofrequence |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2151516C (fr) |
-
1992
- 1992-01-21 CA CA002151516A patent/CA2151516C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2151516A1 (fr) | 1992-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5371783A (en) | Method for continually monitoring the status of a radio frequency link | |
KR100257173B1 (ko) | 무선 전화 통신 방법 및 그 장치 | |
US5463659A (en) | Apparatus and method of configuring a cordless telephone for operating in a frequency hopping system | |
US5758290A (en) | Cordless telephone arranged for operating with multiple portable units in a frequency hopping system | |
CA1302600C (fr) | Telephone sans fil | |
US6366572B1 (en) | Wireless communication system with symmetric communication protocol | |
US4430755A (en) | Portable radio telephone | |
KR970002755B1 (ko) | Pabx 무선 전화 시스템 | |
US6507734B1 (en) | Method and system which uses sound wave based communication to generate a secure wireless link between a handset and base station | |
JPH0334702B2 (fr) | ||
CN1071292A (zh) | 无线电话的节电器 | |
JPH0278348A (ja) | 無線電話装置およびその制御方法 | |
CA2161723C (fr) | Appareil et methode pour synchroniser un poste telephonique de base sans fil et plusieurs postes portatifs sur un canal de communication commun | |
US8688149B2 (en) | Cordless telephone active-call enabled intercom | |
GB2268370A (en) | Link quality monitoring in digital cordless telephone apparatus | |
CA2151516C (fr) | Methode de surveillance continue de la situation d'une liaison radiofrequence | |
EP0494459A2 (fr) | Système de sonnerie distinctive pour un téléphone sans fil | |
JP3332974B2 (ja) | 無線電話装置 | |
EP0433166A2 (fr) | Téléphone sans fil | |
JP2963023B2 (ja) | 無線通信装置 | |
JPH0787166A (ja) | ディジタルコードレス電話 | |
JPS63100831A (ja) | コ−ドレス電話方式 | |
JPH03145358A (ja) | コードレス電話装置 | |
JPH07322316A (ja) | 電話交換装置 | |
JPH07250136A (ja) | コードレス電話機の子機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |