US2698880A - Calling line identifier - Google Patents
Calling line identifier Download PDFInfo
- Publication number
- US2698880A US2698880A US130104A US13010449A US2698880A US 2698880 A US2698880 A US 2698880A US 130104 A US130104 A US 130104A US 13010449 A US13010449 A US 13010449A US 2698880 A US2698880 A US 2698880A
- Authority
- US
- United States
- Prior art keywords
- shepherd
- calling line
- line identifier
- sheet
- sheets
- 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 - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Treatment Of Fiber Materials (AREA)
Description
J. O'D. SHEPHERD CALLING LINE IDENTIFIER Jan. 4, 1955 53 Sheets-Sheet 1 Original Filed May 5. 1943 36959 ou SS QQ lb ATTORNEY /N VE /V 7` OR 5&1 on SHEPHER@ Jan. 4,. 1955 J. O'D. SHEPHERD CALLING LINE IDENTIFIER 63 Sheets-Sheet 2 Original Filed May 5, 1945 kbtk 9500. bo
Roni VE N TOR J. o SHEPHERD 5 y `4c A T TOR/VE? Jan. 4, 1955 J. o'D. SHEPHERD CALLING LINE IDENTIFIER 53 Sheets-Sheet 3 Original Filed May 5, 1943 Inl C u d.
VVE/vm@ J OD SHEPHERD @y Arrow/5y 55 Sheets-Sheet 4 Original Filed May 5, 1943 Vl 0 E m H T DI Hrm S 0. O Jy ou w @Pk Jan. 4, 1955 J. oD. SHEPHERD CALLING LINE IDENTIFIER 53 Sheets-Sheet 5 Original Filed May 5, 1943 /A/VE/vro/P J OD SHEPHERD .9V
ATTORNEY Jan. 4, 1955 J. OD. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1943 Y y 53 Sheets-Sheet 6 I /N N TOR J 0D sHfPHER/J BV ATTORNEY Jan. 4, 1955 1. o'D. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1943 53 Sheets-Sheet 7 vn n'rn En PIJ-RELAY,"
PO/NT SELECTQR RELAYS /N VEN To@ J OD 5 HE PHE PD A TTOQA/EV Jn. 4, 1955 J. oD. SHEPHERD CALLING LINE IDENTIFIER 53 Sheets-Sheet 8 Original Filed May 5, 1945 SHEPHERD A 7' rom/5V Jan. 4, 1955 J. o'D, SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1945 53 Sheets-Sheet 9 TRI( VRELAVS T0 LAJ` 7 TRK RELAY /N VEA/Tof? J OD SHEPHERD ATTORNEY Jan. 4, 1955 J. oD. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1945 53 Sheets-Sheet lO GROUP o ATTORNEY Jan. 4, 1955 J. O'D. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER original Filed May 5.1943 5s streets-sheet 11 N l N i ""V-J LODL 2 I I H5 4 v IL-2.
7 /aos /N VE N TOR Jan. 4, 1955 .1. oD. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1943 I'.53 Sheets-Sheet 12 /N VE N TOA J OD EPHERD 5V A from/5V Jan. 4, 1955 J. O'D. SHEPHERD CALLING LINE IDENTIFIER 53 Sheets-Sheet 13 Original Filed May 5, 1943 Q .um
/N VEN TOR HEFfHE/PD A T TORNEV Jan. 4, 1955 J. o'D. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1943 55 Sheets-Sheet 14 /Nl/ENTOR J O' SHEPHERD @y ATTORNEV Jan. 4, 1955 J. oD. SHEPHERD 2,698,880
CALLING LINE IDNTIFIER Original Filed May 5, 1943 53 Sheets-Sheet 15 T0 /NTERL/NK J OD HEPHER Jan. 4, 1955 J. oD. SHEPHERD 2,698,880
CALLING LINE IDENTIFIER Original Filed May 5, 1943 53 Sheets-Sheet 16 J 0D SHEPHERD @y l A 7` TURA/EV Jan. 4, 1955 J. o'n. SHEPHERD CALLING LINE IDENTIFIER 55 Sheets-Sheet 17 Original Filed May 5. 1943 N Tum.
/NVENTOR J. 0D EPHERD 4 TTORNEV Jan. 4, 1955 J. oD. SHEPHERD CALLING LINE IDENTIFIER 55 Sheets-Sheet 18 Original Filed May 5, 1943 J 022 SHEPHERD BV /m/EN To@ Jan. 4, 1955 .1. o'D. SHEPHERD CALLING LINE IDENTIFIER 5S Sheets-Sheet 19 Original Filed May 5, 1943 /NVE/VTOIQ J 0D. EPHERD ATTORNEY Jan. 4, 1955 J. o'D. SHEPHERD CALLING LINE IDENTIFIER 53 Sheets-Sheet 2O Original Filed May 5, 1943 Y /N VE N TR J 00 HEPHERD BV
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US130104A US2698880A (en) | 1943-05-05 | 1949-11-30 | Calling line identifier |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US485690A US2522000A (en) | 1943-05-05 | 1943-05-05 | Recording telephone system |
US130104A US2698880A (en) | 1943-05-05 | 1949-11-30 | Calling line identifier |
Publications (1)
Publication Number | Publication Date |
---|---|
US2698880A true US2698880A (en) | 1955-01-04 |
Family
ID=26828174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US130104A Expired - Lifetime US2698880A (en) | 1943-05-05 | 1949-11-30 | Calling line identifier |
Country Status (1)
Country | Link |
---|---|
US (1) | US2698880A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2779824A (en) * | 1952-08-29 | 1957-01-29 | Ericsson Telefon Ab L M | Identifier |
US2886642A (en) * | 1953-04-13 | 1959-05-12 | Gen Dynamics Corp | Automatic toll ticketing |
US2928904A (en) * | 1956-04-03 | 1960-03-15 | Gen Dynamics Corp | Calling line identifying means for telephone systems |
US3106614A (en) * | 1958-10-13 | 1963-10-08 | Automatic Elect Lab | Calling station detector |
US3224075A (en) * | 1960-12-28 | 1965-12-21 | Gen Electric | Method of manufacturing a thermally responsive switch |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1262323A (en) * | 1917-10-29 | 1918-04-09 | Western Electric Co | Telephone-exchange system. |
US1581309A (en) * | 1905-03-13 | 1926-04-20 | Automatic Electric Inc | Automatic telephone system |
US2084105A (en) * | 1936-03-11 | 1937-06-15 | Bell Telephone Labor Inc | Telephone control system |
US2105921A (en) * | 1936-03-11 | 1938-01-18 | Bell Telephone Labor Inc | Number checking system |
US2299212A (en) * | 1941-07-03 | 1942-10-20 | Bell Telephone Labor Inc | Telephone system |
US2319424A (en) * | 1940-09-20 | 1943-05-18 | Bell Telephone Labor Inc | Telephone system |
US2385228A (en) * | 1940-08-26 | 1945-09-18 | Automatic Elect Lab | Telephone system |
US2486722A (en) * | 1938-06-21 | 1949-11-01 | Automatic Elect Lab | Automatic toll-ticketing telephone system |
-
1949
- 1949-11-30 US US130104A patent/US2698880A/en not_active Expired - Lifetime
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1581309A (en) * | 1905-03-13 | 1926-04-20 | Automatic Electric Inc | Automatic telephone system |
US1262323A (en) * | 1917-10-29 | 1918-04-09 | Western Electric Co | Telephone-exchange system. |
US2084105A (en) * | 1936-03-11 | 1937-06-15 | Bell Telephone Labor Inc | Telephone control system |
US2105921A (en) * | 1936-03-11 | 1938-01-18 | Bell Telephone Labor Inc | Number checking system |
US2486722A (en) * | 1938-06-21 | 1949-11-01 | Automatic Elect Lab | Automatic toll-ticketing telephone system |
US2385228A (en) * | 1940-08-26 | 1945-09-18 | Automatic Elect Lab | Telephone system |
US2319424A (en) * | 1940-09-20 | 1943-05-18 | Bell Telephone Labor Inc | Telephone system |
US2299212A (en) * | 1941-07-03 | 1942-10-20 | Bell Telephone Labor Inc | Telephone system |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2779824A (en) * | 1952-08-29 | 1957-01-29 | Ericsson Telefon Ab L M | Identifier |
US2886642A (en) * | 1953-04-13 | 1959-05-12 | Gen Dynamics Corp | Automatic toll ticketing |
US2928904A (en) * | 1956-04-03 | 1960-03-15 | Gen Dynamics Corp | Calling line identifying means for telephone systems |
US3106614A (en) * | 1958-10-13 | 1963-10-08 | Automatic Elect Lab | Calling station detector |
US3224075A (en) * | 1960-12-28 | 1965-12-21 | Gen Electric | Method of manufacturing a thermally responsive switch |
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