JPS502804A - - Google Patents
Info
- Publication number
- JPS502804A JPS502804A JP49022928A JP2292874A JPS502804A JP S502804 A JPS502804 A JP S502804A JP 49022928 A JP49022928 A JP 49022928A JP 2292874 A JP2292874 A JP 2292874A JP S502804 A JPS502804 A JP S502804A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/022—Selective call receivers
- H04W88/025—Selective call decoders
- H04W88/027—Selective call decoders using frequency address codes
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
- G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Mobile Radio Communication Systems (AREA)
- Electronic Switches (AREA)
- Noise Elimination (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00337057A US3806938A (en) | 1973-03-01 | 1973-03-01 | Shock falsing inhibitor circuit for a plural tone receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS502804A true JPS502804A (xx) | 1975-01-13 |
Family
ID=23318933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49022928A Pending JPS502804A (xx) | 1973-03-01 | 1974-02-28 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3806938A (xx) |
| JP (1) | JPS502804A (xx) |
| AR (1) | AR199607A1 (xx) |
| AU (1) | AU461470B2 (xx) |
| BR (1) | BR7401396D0 (xx) |
| CA (1) | CA981342A (xx) |
| FR (1) | FR2220077A1 (xx) |
| GB (1) | GB1436472A (xx) |
| IL (1) | IL44285A (xx) |
| ZA (1) | ZA741253B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019142A (en) * | 1974-08-16 | 1977-04-19 | Wycoff Keith H | Selectively callable receiver operated in accordance with tone characteristics |
| US4769610A (en) * | 1987-06-29 | 1988-09-06 | Motorola, Inc. | Tone decoder |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3465294A (en) * | 1966-03-07 | 1969-09-02 | Motorola Inc | Plural channel frequency detecting circuit |
-
1973
- 1973-03-01 US US00337057A patent/US3806938A/en not_active Expired - Lifetime
-
1974
- 1974-02-08 CA CA192,091A patent/CA981342A/en not_active Expired
- 1974-02-11 GB GB614474A patent/GB1436472A/en not_active Expired
- 1974-02-25 IL IL44285A patent/IL44285A/en unknown
- 1974-02-26 ZA ZA00741253A patent/ZA741253B/xx unknown
- 1974-02-27 BR BR1396/74A patent/BR7401396D0/pt unknown
- 1974-02-27 AR AR252535A patent/AR199607A1/es active
- 1974-02-28 FR FR7406899A patent/FR2220077A1/fr not_active Withdrawn
- 1974-02-28 JP JP49022928A patent/JPS502804A/ja active Pending
- 1974-02-28 AU AU66111/74A patent/AU461470B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3806938A (en) | 1974-04-23 |
| GB1436472A (en) | 1976-05-19 |
| ZA741253B (en) | 1975-02-26 |
| IL44285A (en) | 1976-07-30 |
| IL44285A0 (en) | 1974-05-16 |
| CA981342A (en) | 1976-01-06 |
| BR7401396D0 (pt) | 1974-11-05 |
| DE2409974B2 (de) | 1977-04-14 |
| AU461470B2 (en) | 1975-05-29 |
| DE2409974A1 (de) | 1974-09-26 |
| FR2220077A1 (xx) | 1974-09-27 |
| AR199607A1 (es) | 1974-09-13 |
| AU6611174A (en) | 1975-05-29 |