GB1440996A - Transmission system - Google Patents
Transmission systemInfo
- Publication number
- GB1440996A GB1440996A GB4102773A GB4102773A GB1440996A GB 1440996 A GB1440996 A GB 1440996A GB 4102773 A GB4102773 A GB 4102773A GB 4102773 A GB4102773 A GB 4102773A GB 1440996 A GB1440996 A GB 1440996A
- Authority
- GB
- United Kingdom
- Prior art keywords
- transmission system
- transmission
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/02—Delta modulation, i.e. one-bit differential modulation
- H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Amplifiers (AREA)
- Radar Systems Or Details Thereof (AREA)
- Burglar Alarm Systems (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7231270A FR2198686A5 (US06168776-20010102-C00028.png) | 1972-09-04 | 1972-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1440996A true GB1440996A (en) | 1976-06-30 |
Family
ID=9103828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4102773A Expired GB1440996A (en) | 1972-09-04 | 1973-08-31 | Transmission system |
Country Status (17)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2163916A (en) * | 1984-08-27 | 1986-03-05 | Analog & Digital Systems Inc | Digital encoding circuitry |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4039948A (en) * | 1974-06-19 | 1977-08-02 | Boxall Frank S | Multi-channel differential pulse code modulation system |
| NL7501724A (nl) * | 1975-02-14 | 1976-08-17 | Philips Nv | Inrichting voor overdracht van informatiesigna- len door middel van pulscodemodulatie. |
| JPS5821216Y2 (ja) * | 1975-03-25 | 1983-05-06 | セイコーインスツルメンツ株式会社 | 小型圧電振動子の支持構造 |
| NL174607C (nl) * | 1975-06-05 | 1984-07-02 | Philips Nv | Transmissie-systeem voor signaaloverdracht door middel van gecomprimeerde deltamodulatie. |
| US4151517A (en) * | 1977-02-14 | 1979-04-24 | Motorola, Inc. | Closed loop companding ratio control for continuously variable slope delta modulation |
| DE2923977C2 (de) * | 1979-06-13 | 1983-12-08 | Siemens AG, 1000 Berlin und 8000 München | Nichtlinearer Δ M-Decoder |
| US4580965A (en) * | 1982-12-20 | 1986-04-08 | Wernecke Robert A | Injection mold safety controls |
| JPS6027541U (ja) * | 1983-07-29 | 1985-02-25 | パイオニア株式会社 | デルタ変調復調回路 |
| US4700362A (en) * | 1983-10-07 | 1987-10-13 | Dolby Laboratories Licensing Corporation | A-D encoder and D-A decoder system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL151593B (nl) * | 1966-11-22 | 1976-11-15 | Philips Nv | Stelsel voor signaaloverdracht met behulp van pulsdeltamodulatie. |
| US3723909A (en) * | 1971-06-21 | 1973-03-27 | J Condon | Differential pulse code modulation system employing periodic modulator step modification |
| US3729678A (en) * | 1971-07-20 | 1973-04-24 | Philips Corp | Pcm system including a pulse pattern analyzer |
-
1972
- 1972-09-04 FR FR7231270A patent/FR2198686A5/fr not_active Expired
-
1973
- 1973-08-16 DE DE19732341381 patent/DE2341381B2/de not_active Withdrawn
- 1973-08-21 IN IN1921/CAL/73A patent/IN138704B/en unknown
- 1973-08-29 AR AR249825A patent/AR198243A1/es active
- 1973-08-29 US US392792A patent/US3868574A/en not_active Expired - Lifetime
- 1973-08-30 NL NL7311912.A patent/NL160691C/xx not_active IP Right Cessation
- 1973-08-30 CA CA180,034A patent/CA997426A/en not_active Expired
- 1973-08-31 AT AT758973A patent/AT338333B/de not_active IP Right Cessation
- 1973-08-31 GB GB4102773A patent/GB1440996A/en not_active Expired
- 1973-08-31 SE SE7311884A patent/SE394235B/xx unknown
- 1973-08-31 DK DK480173AA patent/DK134379B/da unknown
- 1973-08-31 CH CH1255673A patent/CH563689A5/xx not_active IP Right Cessation
- 1973-08-31 IT IT69617/73A patent/IT994721B/it active
- 1973-09-01 ES ES418418A patent/ES418418A1/es not_active Expired
- 1973-09-01 JP JP48097830A patent/JPS5128964B2/ja not_active Expired
- 1973-09-03 BR BR6807/73A patent/BR7306807D0/pt unknown
- 1973-09-03 BE BE135270A patent/BE804400A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2163916A (en) * | 1984-08-27 | 1986-03-05 | Analog & Digital Systems Inc | Digital encoding circuitry |
Also Published As
| Publication number | Publication date |
|---|---|
| IN138704B (US06168776-20010102-C00028.png) | 1976-03-20 |
| AT338333B (de) | 1977-08-25 |
| DK134379B (da) | 1976-10-25 |
| BE804400A (nl) | 1974-03-04 |
| DE2341381B2 (de) | 1977-03-10 |
| NL160691B (nl) | 1979-06-15 |
| ATA758973A (de) | 1976-12-15 |
| ES418418A1 (es) | 1976-07-01 |
| AU5981573A (en) | 1975-03-06 |
| IT994721B (it) | 1975-10-20 |
| JPS5128964B2 (US06168776-20010102-C00028.png) | 1976-08-23 |
| DE2341381A1 (de) | 1974-03-21 |
| CA997426A (en) | 1976-09-21 |
| SE394235B (sv) | 1977-06-13 |
| NL7311912A (US06168776-20010102-C00028.png) | 1974-03-06 |
| FR2198686A5 (US06168776-20010102-C00028.png) | 1974-03-29 |
| US3868574A (en) | 1975-02-25 |
| JPS4968607A (US06168776-20010102-C00028.png) | 1974-07-03 |
| BR7306807D0 (pt) | 1974-07-11 |
| NL160691C (nl) | 1979-11-15 |
| AR198243A1 (es) | 1974-06-07 |
| CH563689A5 (US06168776-20010102-C00028.png) | 1975-06-30 |
| DK134379C (US06168776-20010102-C00028.png) | 1977-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |